plural of reversing valve

A lever in a steam engine that operates the slide valve.

plural of reversing machine

plural of reversing gear

A mechanism used to control the direction of travel of a steam locomotive.

A shaft which permits a reversal of the order of steam passage through the ports of a steam engine.

plural of reversing shaft

plural of reversing siding

(rail transport, UK) A siding provided for terminating passenger trains, usually at a through station, where a train can lay over between journeys before heading back in the opposite direction.

(rail transport) A loop provided for the purpose of turning a train or tram round to face in the opposite direction. The vehicles themselves do not have to reverse.